“Please spare with my broken English.
My first language is not an English LOL.
I have placed order my nt6 from hidition about 3 weeks ago.
They took exact 2 weeks to build iem (10 business days) from the date they received my ear impression.
My NT6 is little special than others because it is original version of NT6. (NT6 Ver.1)
Basically what you see on Hhidition.co.kr...” --skfktkwjs

“Months ago I believed the JH13Pro Freqphase to have the most clarity when it came to Custom In-Ear Monitors, but I was properly blown away by the Hidition NT-6 Pro with its death-defying clarity and resolution.
Introduction
After spending a lot of time with my JH13Pro I decided to seek another CIEM to possibly challenge or even defeat it. After browsing the ever-beloved head-fi.org, I...” --VisceriousZERO

Designed for big sound in a small package. The SUMO headphones let you rock out anywhere from the subway to the studio.
SUMO FEATURES
Engineered to deliver the highest-quality listening experience from your mp3 player, cell phone, or other music device.
Built-in microphone for use with iPhone and other mobile phones.
Includes 4 different ear gel sizes
TECH SPECS
Driver Diameter:...

Designed for big sound in a small package. The SUMO headphones let you rock out anywhere from the subway to the studio.
SUMO FEATURES
Engineered to deliver the highest-quality listening experience from your mp3 player, cell phone, or other music device.
Built-in microphone for use with iPhone and other mobile phones.
Includes 4 different ear gel sizes
TECH SPECS
Driver Diameter:...